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STOOPS BUICK-GMC · Plainfield, IN

2026 GMC Sierra 2500 HD AT4X

9 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 2500 HD
TrimAT4X
VIN
Stock numberTF423814
Mileage9 miles
BodyTruck
Engine6.6L V8 Gas engine
Cylinders8
Displacement6.6L
Horsepower401
TransmissionAutomatic
Drivetrain4WD
FuelGasoline
ExteriorOnyx Black
InteriorObsidian Rush, Full Grain Leather seat trim
Doors4
Towing16000

Vehicle description

Introducing the 2026 GMC Sierra 2500HD AT4X, a premium heavy-duty truck built for serious work and refined comfort. This crew cab standard bed is finished in striking black with luxurious Obsidian Rush leather interior, powered by a robust 6.6L V8 engine paired with a 10-speed automatic transmission and intelligent 4WD capability. The AT4X trim elevates your driving experience with exclusive technology, advanced safety systems, and rugged capability tailored for those who demand both performance and sophistication. - Bose Premium 12-Speaker System with SiriusXM and Premium GMC Infotainment - 16-Way Power Driver and Passenger Seats with Lumbar Support and Ventilation - Multicolor 15 Head-Up Display with Advanced Driver Assistance Systems - Heated and Ventilated Front Seats with Heated Rear Seats - Apple CarPlay and Android Auto with Wireless Phone Projection - HD Surround Vision with Bed View and Trailer Cameras - Off-Road Suspension with Hill Descent Control and 2-Speed Active Transfer Case - Ultrasonic Front and Rear Park Assist with Trailer Side Blind Zone Alert - Automatic Emergency Braking and Forward Collision Alert - Power Moonroof with Power Sliding Rear Window This Sierra 2500HD AT4X combines commanding capability with refined amenities. Every detail from the heated steering wheel and wireless charging to the gooseneck prep package and snow plow compatibility reflects GMC's commitment to versatility and excellence. Visit us to experience the strength and sophistication that sets this truck apart. Tax, title, documentation fee ($251), optional accessories, and additional fees may apply. Availability and pricing are subject to change. Take a test drive today at Stoops Buick GMC in Plainfield, IN family-owned and proudly serving the community since 1990. We're a trusted Buick and GMC dealership near Indianapolis with an A+ Better Business Bureau rating and a CARFAX Top-Rated Dealer (7 years running). Conveniently located in Plainfield, Indiana, just 5 minutes west of Indianapolis International Airport and north of I-70 on SR 267, we proudly serve drivers from Plainfield, Indianapolis, Greenwood, Avon, Brownsburg, Mooresville, and surrounding areas. Call us directly at 317-839-7771. Thank you for the opportunity to earn your business! *Includes all applicable incentives. We strive to ensure the accuracy of the information on this site; however, errors may occur. To verify details, please call 317-839-7771 or visit us in-store.

Features & options (153)

  • Basic
  • Corrosion
  • Maintenance
  • Roadside Assistance
  • Max seating capacity
  • Fuel System
  • Fuel tank capacity
  • Horsepower
  • Towing capacity
  • 13.4" diagonal GMC Premium Infotainment System with Google built-in
  • Bluetooth
  • Bose Premium Series with 12-speaker system with CenterPoint
  • MultiPro Audio System by Kicker
  • SiriusXM with 360L Trial Subscription
  • Wi-Fi Hotspot capable
  • Wireless phone projection
  • 18" LT305/70R18 MT spare tire
  • 18" LT305/70R18 MT tires
  • 18" machined aluminum wheel with High Gloss Black accents
  • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • Black beltline moldings
  • Black power-retractable assist steps with LED perimeter lighting
  • Body-color door handles
  • Body-color front bumper
  • Body-color rear bumper
  • Cab-mounted cargo area lamps
  • Cargo bed LED lighting
  • Cargo tie-downs
  • CornerStep rear bumper
  • Deep-tinted glass
  • GMC MultiPro Tailgate
  • High gloss Black mirror caps
  • IntelliBeam
  • LED fog lamps
  • Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
  • Power sunroof
  • Rainsense automatic wipers
  • Rear wheelhouse liners
  • Side Bed Step
  • Smoked Amber LED roof marker lamps
  • Spare tire carrier lock
  • Spray-on bedliner
  • Tailgate and bed rail protection caps
  • Tailgate with EZ Lift assist, power lock & release
  • 12.3" diagonal color Driver Information Center
  • 120-volt box-mounted power outlet
  • 120-volt power outlet
  • 16-way power driver seat with power lumbar and massage
  • 16-way power passenger seat with power lumbar and massage
  • Adaptive Cruise Control
  • Assist handles
  • Carpeted floor covering
  • Compass
  • Driver memory
  • Dual-zone automatic climate control
  • Front bucket seats
  • Front center console
  • Head-Up Display
  • Heated driver and front outboard passenger seats
  • Heated rear outboard seats
  • Heated steering wheel
  • Keyless Open and Start
  • Leather-wrapped steering wheel
  • Manual tilt and telescoping steering column
  • Outside temperature display
  • Power door locks
  • Power sliding rear window with rear defogger
  • Power windows with driver and front passenger express-up/down
  • Power windows with driver express-up/down
  • Power windows with rear express-down
  • Premium front floor liners with removable carpet insert
  • Premium rear floor liners with removable carpet insert
  • Rear Camera Mirror
  • Rear Seat Reminder
  • Rear air vents
  • Rear window defogger
  • Remote Start
  • Steering-wheel mounted controls
  • Theft-deterrent unauthorized entry system
  • USB ports
  • Universal Home Remote
  • Up-level rear seat with storage package
  • Ventilated driver and front passenger seats
  • Wireless Charging
  • 10-speed automatic transmission
  • 11,025 lbs. GVWR
  • 220-amp alternator
  • 3.73 rear axle ratio
  • 4-wheel antilock disc brakes
  • 6.6L V8 Gas engine
  • Air filtration monitoring
  • Autotrac 2-speed transfer case with push button controls
  • Brake pad wear indicator
  • Capless fuel fill
  • Digital Variable Steering Assist
  • Driver-selectable e-locking rear differential
  • External auxiliary transmission oil cooler
  • External engine oil cooler
  • Fully boxed frame
  • Gooseneck / 5th Wheel Prep Package
  • Heavy-Duty Air Filter
  • Heavy-duty 720 cold-cranking amps battery
  • Hill Descent Control
  • In-Vehicle Trailering App
  • Integrated trailer brake controller
  • Off-Road suspension with 1.5" factory installed lift and Multimatic DSSV dampers
  • Pickup bed
  • Push Button Start
  • Red vertical recovery hooks
  • LED Daytime Running Lamps
  • Signature LED Daytime Running Lamps
  • 6 airbags
  • Bed View Camera
  • Buckle to Drive
  • Following Distance Indicator
  • Forward Collision Alert
  • Front and Rear Park Assist
  • HD Surround Vision
  • Hitch Guidance
  • Hitch View
  • Lane Departure Warning
  • OnStar Basics
  • OnStar services capable
  • Rear Cross Traffic Alert
  • Rear Seat Belt Indicator
  • Safety Alert Seat
  • Seat Belt Adjustable Guide Loops
  • Teen Driver
  • Tire Pressure Monitoring System with Tire Fill Alert
  • Trailer Side Blind Zone Alert
  • Trailer Tire Pressure and Temperature Sensors
  • Trailering Information Label
  • Trailering camera provisions
  • Automatic Emergency Braking
  • Front Pedestrian Braking
  • StabiliTrak, electronic stability control system with traction control
  • ProGrade Trailering System:
  • Hitch Guidance with Hitch View
  • Sierra HD Pro Safety:
  • Snow Plow Prep / Camper Package:
  • Power feed to accommodate a backup and roof emergency light
  • A single 220-amp alternator
  • Heavy-duty front springs
  • May require additional optional equipment
  • Trailering Package:
  • Trailer hitch
  • Trailering hitch platform
  • ProGrade Trailering System
  • Sierra HD Pro Safety
  • Snow Plow Prep / Camper Package
  • Trailering Package
  • In-vehicle Trailering App

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.

AutosXchange Intel

Vehicle price analysis

Live listings · within 50 miles of Plainfield, Indiana
Asking price$83,293Dealer asking price · 9 mi
Market value$90,911Market value · based on 6 comparable cars
vs. market Good deal-8.4%Good deal · based on 6 comparable cars

Where this price sits

Among the lowest-priced · 83% of 6 similar listings ask more than this car.

$81,510lowest$102,920highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

-8.4%
−25%Market value+25%
Good deal$7,618 below the market value of $90,911

Price range

$83,293
$81,510$102,920
2nd lowest price of 7 similar listings within 50 milesTick marks the market value · range of 6 similar listings

AutosXchange Insights

  • Compared with 6 new 2026 GMC Sierra 2500 AT4X listings within 50 mi.
  • Priced $7,618 below the market value of 6 comparable cars.
  • 2nd lowest price of 7 similar listings within 50 miles.
  • About 9 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # TF423814 — mention it when you call or text.

How we calculate market value: comparable cars for sale now plus their last listed prices.

Price history

Price tracked by AutosXchange since Nov 5, 2026. No price change at this dealership since Nov 5 ($83,293).

$83.0k$83.1k$83.2k$83.3k$83.4k$83.5kNov 5Nov 6Nov 7Nov 8Nov 9Nov 10

AutosXchange Intel Hub: Price changes for this model in Indiana · This model in the Intel Hub · Market movers in Indiana

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 10); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.

Cars this price is compared to

Same 2026 Sierra 2500 AT4X · new · within 50 miles of Plainfield, Indiana. Nearest first.

AutosXchange Intel uses current dealer-advertised asking prices, not completed sales or appraisals. It compares the same trim and condition (new or used) where at least three are listed nationwide, and adjusts the expected price for mileage; it is not adjusted for options, condition or accident history. Similar listings are searched within 50, 100 and 250 miles of the dealer first, then the dealer's state, then nationwide. The left gauge spans ±25% of the expected price. How AutosXchange price analysis works

More GMC Sierra near Plainfield

All years and trims. Nearest first.